820485120

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1$

素因数の和:635

約数の個数: 352

約数和(自身を含む): 3235373568

約数和(自身を除く): 2414888448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 256, 260, 273, 280, 312, 320, 336, 364, 384, 390, 416, 420, 448, 455, 480, 512, 520, 546, 560, 587, 624, 640, 672, 728, 768, 780, 832, 840, 896, 910, 960, 1024, 1040, 1092, 1120, 1174, 1248, 1280, 1344, 1365, 1456, 1536, 1560, 1664, 1680, 1761, 1792, 1820, 1920, 2080, 2184, 2240, 2348, 2496, 2560, 2688, 2730, 2912, 2935, 3072, 3120, 3328, 3360, 3522, 3584, 3640, 3840, 4109, 4160, 4368, 4480, 4696, 4992, 5120, 5376, 5460, 5824, 5870, 6240, 6656, 6720, 7044, 7168, 7280, 7631, 7680, 8218, 8320, 8736, 8805, 8960, 9392, 9984, 10752, 10920, 11648, 11740, 12327, 12480, 13312, 13440, 14088, 14560, 15262, 15360, 16436, 16640, 17472, 17610, 17920, 18784, 19968, 20545, 21504, 21840, 22893, 23296, 23480, 24654, 24960, 26880, 28176, 29120, 30524, 32872, 33280, 34944, 35220, 35840, 37568, 38155, 39936, 41090, 43680, 45786, 46592, 46960, 49308, 49920, 53417, 53760, 56352, 58240, 61048, 61635, 65744, 66560, 69888, 70440, 75136, 76310, 82180, 87360, 91572, 93184, 93920, 98616, 99840, 106834, 107520, 112704, 114465, 116480, 122096, 123270, 131488, 139776, 140880, 150272, 152620, 160251, 164360, 174720, 183144, 187840, 197232, 199680, 213668, 225408, 228930, 232960, 244192, 246540, 262976, 267085, 279552, 281760, 300544, 305240, 320502, 328720, 349440, 366288, 375680, 394464, 427336, 450816, 457860, 465920, 488384, 493080, 525952, 534170, 563520, 601088, 610480, 641004, 657440, 698880, 732576, 751360, 788928, 801255, 854672, 901632, 915720, 976768, 986160, 1051904, 1068340, 1127040, 1220960, 1282008, 1314880, 1397760, 1465152, 1502720, 1577856, 1602510, 1709344, 1803264, 1831440, 1953536, 1972320, 2103808, 2136680, 2254080, 2441920, 2564016, 2629760, 2930304, 3005440, 3155712, 3205020, 3418688, 3662880, 3907072, 3944640, 4207616, 4273360, 4508160, 4883840, 5128032, 5259520, 5860608, 6311424, 6410040, 6837376, 7325760, 7814144, 7889280, 8546720, 9016320, 9767680, 10256064, 10519040, 11721216, 12622848, 12820080, 13674752, 14651520, 15778560, 17093440, 19535360, 20512128, 21038080, 23442432, 25640160, 27349504, 29303040, 31557120, 34186880, 39070720, 41024256, 51280320, 54699008, 58606080, 63114240, 68373760, 82048512, 102560640, 117212160, 136747520, 164097024, 205121280, 273495040, 410242560, 820485120]

約数ペア:

[(1, 820485120), (2, 410242560), (3, 273495040), (4, 205121280), (5, 164097024), (6, 136747520), (7, 117212160), (8, 102560640), (10, 82048512), (12, 68373760), (13, 63114240), (14, 58606080), (15, 54699008), (16, 51280320), (20, 41024256), (21, 39070720), (24, 34186880), (26, 31557120), (28, 29303040), (30, 27349504), (32, 25640160), (35, 23442432), (39, 21038080), (40, 20512128), (42, 19535360), (48, 17093440), (52, 15778560), (56, 14651520), (60, 13674752), (64, 12820080), (65, 12622848), (70, 11721216), (78, 10519040), (80, 10256064), (84, 9767680), (91, 9016320), (96, 8546720), (104, 7889280), (105, 7814144), (112, 7325760), (120, 6837376), (128, 6410040), (130, 6311424), (140, 5860608), (156, 5259520), (160, 5128032), (168, 4883840), (182, 4508160), (192, 4273360), (195, 4207616), (208, 3944640), (210, 3907072), (224, 3662880), (240, 3418688), (256, 3205020), (260, 3155712), (273, 3005440), (280, 2930304), (312, 2629760), (320, 2564016), (336, 2441920), (364, 2254080), (384, 2136680), (390, 2103808), (416, 1972320), (420, 1953536), (448, 1831440), (455, 1803264), (480, 1709344), (512, 1602510), (520, 1577856), (546, 1502720), (560, 1465152), (587, 1397760), (624, 1314880), (640, 1282008), (672, 1220960), (728, 1127040), (768, 1068340), (780, 1051904), (832, 986160), (840, 976768), (896, 915720), (910, 901632), (960, 854672), (1024, 801255), (1040, 788928), (1092, 751360), (1120, 732576), (1174, 698880), (1248, 657440), (1280, 641004), (1344, 610480), (1365, 601088), (1456, 563520), (1536, 534170), (1560, 525952), (1664, 493080), (1680, 488384), (1761, 465920), (1792, 457860), (1820, 450816), (1920, 427336), (2080, 394464), (2184, 375680), (2240, 366288), (2348, 349440), (2496, 328720), (2560, 320502), (2688, 305240), (2730, 300544), (2912, 281760), (2935, 279552), (3072, 267085), (3120, 262976), (3328, 246540), (3360, 244192), (3522, 232960), (3584, 228930), (3640, 225408), (3840, 213668), (4109, 199680), (4160, 197232), (4368, 187840), (4480, 183144), (4696, 174720), (4992, 164360), (5120, 160251), (5376, 152620), (5460, 150272), (5824, 140880), (5870, 139776), (6240, 131488), (6656, 123270), (6720, 122096), (7044, 116480), (7168, 114465), (7280, 112704), (7631, 107520), (7680, 106834), (8218, 99840), (8320, 98616), (8736, 93920), (8805, 93184), (8960, 91572), (9392, 87360), (9984, 82180), (10752, 76310), (10920, 75136), (11648, 70440), (11740, 69888), (12327, 66560), (12480, 65744), (13312, 61635), (13440, 61048), (14088, 58240), (14560, 56352), (15262, 53760), (15360, 53417), (16436, 49920), (16640, 49308), (17472, 46960), (17610, 46592), (17920, 45786), (18784, 43680), (19968, 41090), (20545, 39936), (21504, 38155), (21840, 37568), (22893, 35840), (23296, 35220), (23480, 34944), (24654, 33280), (24960, 32872), (26880, 30524), (28176, 29120)]